.eight1 {
    width: 80%;
    margin: 0 auto;
    font-weight: bold;
    font-size: 25px;
}

.banner {
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.banner img {
    width: 100%;
}


/* 四个方块 */

.four_box {
    width: 100%;
}

.four_main {
    width: 80%;
    margin: 0 auto;
    position: relative;
    top: -30px;
    z-index: 999;
}

.register {
    width: 20%;
    padding: 1rem;
    text-align: center;
    background-color: #fff;
    box-shadow: 5px 5px 10px 5px #ccc;
    border-radius: 1rem;
    color: #666;
    font-weight: bold;
    font-size: 1.2rem;
}

.register:hover {
    background-color: #ac8052;
    color: #fff;
}

.register:nth-child(4) {
    background-color: #ac8052;
    color: #fff;
}

.register img {
    width: 35%;
}

.register a {
    color: #666;
    text-decoration: none;
}